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SubjectRe: Warning message from 'make nsdeps' when namespace is lower cases
Hi!

On Tue, Oct 29, 2019 at 02:38:36PM +0100, Julia Lawall wrote:
>
>
>On Tue, 29 Oct 2019, Masahiro Yamada wrote:
>
>> Hi.
>>
>> When I was playing with 'make nsdeps',
>> I saw a new warning.
>>
>> If I rename USB_STORAGE to usb_storage,
>> I see 'warning: line 15: should usb_storage be a metavariable?'
>> Why? I think it comes from spatch.
>
>Yes, it would come from spatch.
>
>> It should be technically OK to use either upper or lower cases
>> for the namespace name.
>
>What is normally wanted? Uppercase or lowercase?

There is no (documented) preference or convention yet. The existing
namespaces (USB_STORAGE and MCB) use upper case. While technically both
should work, I have a personal preference for consistently using upper
case. Is there a way to suppress this warning as I agree that it might
be confusing?

Cheers,
Matthias

>
>julia
>
>>
>> Just apply the following, and try 'make nsdeps'.
>>
>>
>> diff --git a/drivers/usb/storage/Makefile b/drivers/usb/storage/Makefile
>> index 46635fa4a340..6f817d65c26b 100644
>> --- a/drivers/usb/storage/Makefile
>> +++ b/drivers/usb/storage/Makefile
>> @@ -8,7 +8,7 @@
>>
>> ccflags-y := -I $(srctree)/drivers/scsi
>>
>> -ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=USB_STORAGE
>> +ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=usb_storage
>>
>> obj-$(CONFIG_USB_UAS) += uas.o
>> obj-$(CONFIG_USB_STORAGE) += usb-storage.o
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> --
>> Best Regards
>> Masahiro Yamada
>>

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